Yamaha 288-E4343-50-00 - Main Jet (#100) is a genuine Yamaha part. It is a carburetor component that helps meter and mix fuel and air for the engine. Confirm part number 288-E4343-50-00 against your Yamaha parts diagram before ordering.

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Key Features & Benefits

• Replaces worn, clogged, or damaged carburetor components.
• Built to Yamaha's specification for its location.
• Helps meter fuel and air for the engine.
• Listed by Yamaha with the designation #100.
• Sold under Yamaha part number 288-E4343-50-00.

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Frequently Asked Questions

What is Yamaha part 288-E4343-50-00?

288-E4343-50-00 is the Yamaha part number for the Main Jet (#100), a genuine Yamaha part. This part works with the carburetor to deliver the correct fuel and air mixture.

What does #100 mean in the Main Jet (#100), part 288-E4343-50-00, listing?

#100 is a designation Yamaha includes in the catalog name for part 288-E4343-50-00. Match it against the parts diagram for your model or unit before ordering.

When should I replace the Main Jet (#100), part 288-E4343-50-00?

Replace the Main Jet (#100), part 288-E4343-50-00, if it is clogged beyond cleaning, worn, or damaged, which can affect starting, idle, and throttle response.

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WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.